/**
* Copyright (C) 2008 Happy Fish / YuQing
*
* FastDFS Java Client may be copied only under the terms of the GNU Lesser
* General Public License (LGPL).
* Please visit the FastDFS Home Page http://www.csource.org/ for more detail.
*/

package org.csource.fastdfs;

/**
* C struct body decoder
* @author Happy Fish / YuQing
* @version Version 1.18
*/
public class StructGroupStat extends StructBase
{
	protected static final int FIELD_INDEX_GROUP_NAME            = 0;
	protected static final int FIELD_INDEX_TOTAL_MB              = 1;
	protected static final int FIELD_INDEX_FREE_MB               = 2;
	protected static final int FIELD_INDEX_TRUNK_FREE_MB         = 3;
	protected static final int FIELD_INDEX_STORAGE_COUNT         = 4;
	protected static final int FIELD_INDEX_STORAGE_PORT          = 5;
	protected static final int FIELD_INDEX_STORAGE_HTTP_PORT     = 6;
	protected static final int FIELD_INDEX_ACTIVE_COUNT          = 7;
	protected static final int FIELD_INDEX_CURRENT_WRITE_SERVER  = 8;
	protected static final int FIELD_INDEX_STORE_PATH_COUNT      = 9;
	protected static final int FIELD_INDEX_SUBDIR_COUNT_PER_PATH = 10;
	protected static final int FIELD_INDEX_CURRENT_TRUNK_FILE_ID = 11;
	
	protected static int fieldsTotalSize;
	protected static FieldInfo[] fieldsArray = new FieldInfo[12];
	
	static
	{
		int offset = 0;
		fieldsArray[FIELD_INDEX_GROUP_NAME] = new FieldInfo("groupName", offset, ProtoCommon.FDFS_GROUP_NAME_MAX_LEN + 1);
		offset += ProtoCommon.FDFS_GROUP_NAME_MAX_LEN + 1;
		
		fieldsArray[FIELD_INDEX_TOTAL_MB] = new FieldInfo("totalMB", offset, ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE);
		offset += ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE;
		
		fieldsArray[FIELD_INDEX_FREE_MB] = new FieldInfo("freeMB", offset, ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE);
		offset += ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE;
		
		fieldsArray[FIELD_INDEX_TRUNK_FREE_MB] = new FieldInfo("trunkFreeMB", offset, ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE);
		offset += ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE;

		fieldsArray[FIELD_INDEX_STORAGE_COUNT] = new FieldInfo("storageCount", offset, ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE);
		offset += ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE;
		
		fieldsArray[FIELD_INDEX_STORAGE_PORT] = new FieldInfo("storagePort", offset, ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE);
		offset += ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE;
		
		fieldsArray[FIELD_INDEX_STORAGE_HTTP_PORT] = new FieldInfo("storageHttpPort", offset, ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE);
		offset += ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE;
		
		fieldsArray[FIELD_INDEX_ACTIVE_COUNT] = new FieldInfo("activeCount", offset, ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE);
		offset += ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE;
		
		fieldsArray[FIELD_INDEX_CURRENT_WRITE_SERVER] = new FieldInfo("currentWriteServer", offset, ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE);
		offset += ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE;
		
		fieldsArray[FIELD_INDEX_STORE_PATH_COUNT] = new FieldInfo("storePathCount", offset, ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE);
		offset += ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE;
		
		fieldsArray[FIELD_INDEX_SUBDIR_COUNT_PER_PATH] = new FieldInfo("subdirCountPerPath", offset, ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE);
		offset += ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE;

		fieldsArray[FIELD_INDEX_CURRENT_TRUNK_FILE_ID] = new FieldInfo("currentTrunkFileId", offset, ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE);
		offset += ProtoCommon.FDFS_PROTO_PKG_LEN_SIZE;
				
		fieldsTotalSize = offset;
	}
	
	protected String groupName;  //name of this group
	protected long totalMB;      //total disk storage in MB
	protected long freeMB;       //free disk space in MB
	protected long trunkFreeMB;  //trunk free space in MB
	protected int storageCount;  //storage server count
  protected int storagePort;   //storage server port
  protected int storageHttpPort; //storage server HTTP port
  protected int activeCount;     //active storage server count
  protected int currentWriteServer; //current storage server index to upload file
  protected int storePathCount;     //store base path count of each storage server
  protected int subdirCountPerPath; //sub dir count per store path
	protected int currentTrunkFileId; //current trunk file id
	
/**
* get group name
* @return group name
*/
  public String getGroupName()
  {
  	return this.groupName;
  }

/**
* get total disk space in MB
* @return total disk space in MB
*/
  public long getTotalMB()
  {
  	return this.totalMB;
  }
  
/**
* get free disk space in MB
* @return free disk space in MB
*/
  public long getFreeMB()
  {
  	return this.freeMB;
  }

/**
* get trunk free space in MB
* @return trunk free space in MB
*/
  public long getTrunkFreeMB()
  {
  	return this.trunkFreeMB;
  }

/**
* get storage server count in this group
* @return storage server count in this group
*/
  public int getStorageCount()
  {
  	return this.storageCount;
  }
  
/**
* get active storage server count in this group
* @return active storage server count in this group
*/
  public int getActiveCount()
  {
  	return this.activeCount;
  }
  
/**
* get storage server port
* @return storage server port
*/
  public int getStoragePort()
  {
  	return this.storagePort;
  }
  
/**
* get storage server HTTP port
* @return storage server HTTP port
*/
  public int getStorageHttpPort()
  {
  	return this.storageHttpPort;
  }

/**
* get current storage server index to upload file
* @return current storage server index to upload file
*/
  public int getCurrentWriteServer()
  {
  	return this.currentWriteServer;
  }
  
/**
* get store base path count of each storage server
* @return store base path count of each storage server
*/
  public int getStorePathCount()
  {
  	return this.storePathCount;
  }
  
/**
* get sub dir count per store path
* @return sub dir count per store path
*/
  public int getSubdirCountPerPath()
  {
  	return this.subdirCountPerPath;
  }
  
/**
* get current trunk file id
* @return current trunk file id
*/
  public int getCurrentTrunkFileId()
  {
  	return this.currentTrunkFileId;
  }
  
/**
* set fields
* @param bs byte array
* @param offset start offset
*/
	public void setFields(byte[] bs, int offset)
	{
		this.groupName = stringValue(bs, offset, fieldsArray[FIELD_INDEX_GROUP_NAME]);
		this.totalMB = longValue(bs, offset, fieldsArray[FIELD_INDEX_TOTAL_MB]);
		this.freeMB = longValue(bs, offset, fieldsArray[FIELD_INDEX_FREE_MB]);
		this.trunkFreeMB = longValue(bs, offset, fieldsArray[FIELD_INDEX_TRUNK_FREE_MB]);
		this.storageCount = intValue(bs, offset, fieldsArray[FIELD_INDEX_STORAGE_COUNT]);
	  this.storagePort = intValue(bs, offset, fieldsArray[FIELD_INDEX_STORAGE_PORT]);
	  this.storageHttpPort = intValue(bs, offset, fieldsArray[FIELD_INDEX_STORAGE_HTTP_PORT]);
	  this.activeCount = intValue(bs, offset, fieldsArray[FIELD_INDEX_ACTIVE_COUNT]);
	  this.currentWriteServer = intValue(bs, offset, fieldsArray[FIELD_INDEX_CURRENT_WRITE_SERVER]);
	  this.storePathCount = intValue(bs, offset, fieldsArray[FIELD_INDEX_STORE_PATH_COUNT]);
	  this.subdirCountPerPath = intValue(bs, offset, fieldsArray[FIELD_INDEX_SUBDIR_COUNT_PER_PATH]);
	  this.currentTrunkFileId = intValue(bs, offset, fieldsArray[FIELD_INDEX_CURRENT_TRUNK_FILE_ID]);
	}

/**
* get fields total size
* @return fields total size
*/
	public static int getFieldsTotalSize()
	{
		return fieldsTotalSize;
	}
}
